- 《英汉医学词典》randomized complete block
- 随机完全区组
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randomized complete block中文什么意思
例句与用法
- a randomized complete block design ( rcbd ) has been used under the field conditions to compare the effect of four treatments : 1 ) entire quantity of straw returned to the soil, but not cut into pieces ( treatment a ), 2 ) half quantity of straw returned, not cut into pieces as in treatment a ( treatment b ), 3 ) half quantity of straw cut into pieces returned ( treatment c ), 4 ) ck ( treatment d ), without any straw returned to the filed
田间实验采用随机区组法，分四种情况：1)全量整株稻草还田；2)半量整株还田；3)半量切碎还田4)对照，即除根茬外无额外稻草还田四个处理。试验结果表明，除处理2外，所有处理对土壤有机质的影响不明显，但稻草还田处理降低了土壤的容重，这意味着土壤的孔隙度增加了。
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